total_scatter
PURPOSE
Total scatter used as split index criterion by PDDP
SYNOPSIS
function tsc = total_scatter(X)
DESCRIPTION
Total scatter used as split index criterion by PDDP
TSC = TOTAL_SCATTER(X)
Inputs:
(X): Data matrix
Output:
(TSC): Total scatter
Reference:
D. Boley. Principal Direction Divisive Partitioning. Data Mining and Knowledge Discovery, 2(4):325-344, 1998.CROSS-REFERENCE INFORMATION
This function calls:- pddp Principal Direction Divisive Partitioning algorithm
- myparser Function used to parse optional arguments in form of Name,Value pairs for a number of OPC algorithms
- pddppp Projection Pursuit function for PDDP algorithm
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